TM 9-2350-277-20-1
INFRARED HEADLIGHT(S) DONT WORKContinued
0032 00
5Y
1. Install dimmer switch and wiring harness 12349881 plug on
dimmer switch.
2. Install wiring harness 12349881 circuit 514/515 plug on IR/BO
selector switch jack.
3. Remove harness 12349881 plug (1) from lighting control switch
jack (2).
4. Measure resistance between wiring harness 12349881 lighting
control switch plug (1) pin D (3) and IR/BO selector circuit 520
plug (4).
5. Does multimeter read 0 ohms?
YES
NO
5YN
1. Faulty harness 12349881 circuit 520.
Beyond unit maintenance repair.
2. Notify supervisor.
6Y
1. Install circuit 520 plug on IR/BO selector switch.
2. Replace lighting control switch (WP 0283 00).
3. Verify no faults found.
0032 00-4